Finding the Fourth Proportional to 93,301,449.75, 128,740,057.29 and 54,134,248.05
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Solution
The fourth proportional to 93,301,449.75, 128,740,057.29 and 54,134,248.05 is: 74,696,011.84
Step by Step Solution
- Step 1: Write the proportion equation
93,301,449.75 : 128,740,057.29 = 54,134,248.05 : x - Step 2: Convert to fraction form
93,301,449.75/128,740,057.29 = 54,134,248.05/x - Step 3: Cross multiply
93,301,449.75x = 128,740,057.29 × 54,134,248.05 - Step 4: Simplify right side
93,301,449.75x = 6,969,246,195,308,071 - Step 5: Solve for x
x = 6,969,246,195,308,071/93,301,449.75 - Step 6: Final answer
x = 74,696,011.84
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.